capgo BL Shift Set feature Blue Line (BL) Cable Housing which uses a specially developed PTFE grease from capgo. The housing is fully greased along its entire length which helps to drastically reduce friction and increase durability.In addition to this the sets use the BL Stainless Steel wires which a polished to reduce friction. Key Features: Superior shift performance with low friction,PTFE greased housing,BL Inner Wire Stainless Steel,. Contents: 1x capgo BL 1700mm Shift Cable Housing 4mm,2x capgo BL 2200mm Shift Inner Cable 1.1mm Slick Stainless Steel Shimano,4x capgo BL Sealed End Cap for 4mm Shift Housing Black Plastic,1x capgo BL Nose End Cap for 4mm Shift Housing Black Plastic,1x capgo OL Sealed End Cap for 4mm Shift Housing Black Alloy,1x capgo OL Tube Seal for 4mm Nose End Cap Black,2x capgo OL Cable Tips for 1.00-1.80mm Wires Black Alloy.